Officers were alerted called at 11.40pm last night, Friday, when the victim, a 20-year-old man, attended Huddersfield Royal Infirmary with a serious wound.
Police believe the man was stabbed in Berry Croft, Honley, at around 10.30pm.
The victim remains in hospital in a stable condition today, with injuries that are not believed to be life-threatening, police said.
Detective Constable Paul Morrison of Kirklees CID said: “I would appeal to anyone who was in and around the area on Friday evening who may have witnessed the incident, or who may have any information to come forward. Enquiries are ongoing.”
Officers want to speak to a white male aged 17 or 18 in connection with the incident.
Anyone with information is asked to contact DC Paul Morrison at Kirklees CID via 101, quoting 2284 of July 22 or by calling Crimestoppers on 0800 555 111.